.flake8

[flake8]

# Don't even try to analyze these:
extend-exclude =
  # No need to traverse egg info dir
  *.egg-info,
  # GitHub configs
  .github,
  # Cache files of MyPy
  .mypy_cache,
  # Cache files of pytest
  .pytest_cache,
  # Temp dir of pytest-testmon
  .tmontmp,
  # Occasional virtualenv dir
  .venv
  # VS Code
  .vscode,
  # Temporary build dir
  build,
  # This contains sdists and wheels of pylibsshext that we don't want to check
  dist,
  # Metadata of `pip wheel` cmd is autogenerated
  pip-wheel-metadata,

filename =
  # Normal Python files (default):
  *.py,
  # Cython files:
  *.pyx

format = default

# IMPORTANT: avoid using ignore option, always use extend-ignore instead
# Completely and unconditionally ignore the following errors:
extend-ignore =
  # "line too long", its function is replaced by `flake8-length`
  E501,
  # "doc line too long", its function is replaced by `flake8-length`
  W505,
  # flake8-isort is drunk + we have isort integrated into pre-commit
  I,
  # "Found local folder import" -- nothing bad about this
  WPS300,
  # "Found class without a base class: *" -- we have metaclass shims
  WPS306,
  # "Found implicit string concatenation" -- nothing bad about this
  WPS326,
  # "Found future import: *" -- we need these for multipython
  WPS422,

# Let's not overcomplicate the code:
max-complexity = 10

# Accessibility/large fonts and PEP8 friendly:
#max-line-length = 79
# Accessibility/large fonts and PEP8 unfriendly:
max-line-length = 160

# Allow certain violations in certain files:
per-file-ignores =
  # Sphinx builds aren't supposed to Python 2:
  docs/conf.py: WPS305

  # in-tree PEP517 build backend needs a lot of legit `noqa`s,
  # members and imports:
  packaging/pep517_backend/_backend.py: WPS201, WPS202, WPS402

  # F401   imported but unused
  packaging/pep517_backend/hooks.py: F401

  # The package has imports exposing private things to the public:
  src/pylibsshext/__init__.py: WPS412

  # Exclude errors that don't make sense for Cython
  # Examples:
  # * "E211 whitespace before '('" happening to "typedef int (*smth) ..."
  # * "E226 missing whitespace around arithmetic operator"
  src/pylibsshext/*.pxd: E211, E225, E226, E227, E999
  src/pylibsshext/*.pyx: E225, E226, E227, E999

  # There are multiple `assert`s (S101)
  # and subprocesses (import – S404; call – S603) in tests;
  # also, using fixtures looks like shadowing the outer scope (WPS442);
  # and finally it's impossible to have <= members in tests (WPS202):
  tests/**.py: S101, S404, S603, WPS202, WPS442

# flake8-pytest-style
# PT001:
pytest-fixture-no-parentheses = true
# PT006:
pytest-parametrize-names-type = tuple
# PT007:
pytest-parametrize-values-type = tuple
pytest-parametrize-values-row-type = tuple
# PT023:
pytest-mark-no-parentheses = true

# flake8-eradicate
# E800:
eradicate-whitelist-extend = distutils:\s+libraries\s+=\s+|isort:\s+\w+|NAME = "VALUE"

# wemake-python-styleguide
show-source = true